loadinfo: Provide the cmdline arguments of high CPU processes
loadinfo: Provide the cmdline arguments of high CPU processes

```
msg="NAME cilium-agent STATUS S PID 20446 CPU: 10.79% MEM: 3.40% CMDLINE: /usr/bin/cilium-agent --debug --auto-ipv6-node-routes --debug-verbose flow --ipv4-range 10.11.0.0/16 --kvstore-opt consul.address=192.168.33.11:8500 --kvstore consul --container-runtime=docker --container-runtime-endpoint=unix:///var/run/docker.sock -t vxlan --access-log=/var/log/cilium-access.log --fixed-identity-mapping=128=kv-store --fixed-identity-mapping=129=kube-dns --pprof RSS: 102 VMS: 1088 Data: 0 Stack: 0 Locked: 0 Swap: 0" endpointID=49112 subsys=endpoint
```

Signed-off-by: Thomas Graf <5f50a84c1fa3bcff146405017f36aec1a10a9e38@cilium.io>

tklauser/cilium,michi-covalent/cilium,cilium/cilium,scanf/cilium,cilium-team/cilium,michi-covalent/cilium,scanf/cilium,tklauser/cilium,michi-covalent/cilium,michi-covalent/cilium,cilium/cilium,tgraf/cilium,scanf/cilium,scanf/cilium,tklauser/cilium,scanf/cilium,scanf/cilium,cilium/cilium,tgraf/cilium,tgraf/cilium,tgraf/cilium,cilium/cilium,michi-covalent/cilium,tklauser/cilium,tgraf/cilium,scanf/cilium,tgraf/cilium,tklauser/cilium,cilium/cilium,cilium-team/cilium